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Mathematics
Mathematics
Problem
If the point
P
(
−
4
,
7
)
P(-4,7)
P
(
−
4
,
7
)
lies on the graph of a bijective function
f
f
f
, which of the following points must lie on the graph of its inverse
f
−
1
f^{-1}
f
−
1
? a)
(
−
4
,
−
7
)
(-4,-7)
(
−
4
,
−
7
)
b)
(
7
,
4
)
(7,4)
(
7
,
4
)
c)
(
7
,
−
4
)
(7,-4)
(
7
,
−
4
)
d)
(
−
7
,
−
4
)
(-7,-4)
(
−
7
,
−
4
)
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